EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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Northwest
Alaska
Gulf of Alaska
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Stations
Ketchikan, AK
Sitka, AK
Juneau, AK
Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#North Spit, CA : 07/18/2025 17:23:49 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 00Z,   0.40,  -0.38,   0.41,  99.90,   0.39,
07/17 01Z,   0.40,  -0.65,   0.15,  99.90,   0.40,  (max)
07/17 02Z,   0.40,  -1.48,  -0.72,  99.90,   0.36,
07/17 03Z,   0.40,  -2.64,  -1.85,  99.90,   0.39,
07/17 04Z,   0.40,  -3.81,  -2.95,  99.90,   0.46,
07/17 05Z,   0.40,  -4.75,  -3.81,  99.90,   0.54,
07/17 06Z,   0.30,  -5.22,  -4.39,  99.90,   0.53,  (min)
07/17 07Z,   0.30,  -5.11,  -4.27,  99.90,   0.54,
07/17 08Z,   0.30,  -4.50,  -3.66,  99.90,   0.54,
07/17 09Z,   0.40,  -3.64,  -2.90,  99.90,   0.34,
07/17 10Z,   0.30,  -2.81,  -2.03,  99.90,   0.48,
07/17 11Z,   0.40,  -2.19,  -1.39,  99.90,   0.40,
07/17 12Z,   0.20,  -1.92,  -1.07,  99.90,   0.65,  (max)
07/17 13Z,   0.30,  -2.13,  -1.26,  99.90,   0.57,
07/17 14Z,   0.30,  -2.82,  -1.98,  99.90,   0.54,
07/17 15Z,   0.20,  -3.79,  -2.98,  99.90,   0.61,
07/17 16Z,   0.20,  -4.76,  -3.87,  99.90,   0.69,
07/17 17Z,   0.20,  -5.47,  -4.69,  99.90,   0.58,
07/17 18Z,   0.10,  -5.71,  -4.88,  99.90,   0.73,  (min)
07/17 19Z,   0.10,  -5.37,  -4.45,  99.90,   0.82,
07/17 20Z,   0.10,  -4.47,  -3.58,  99.90,   0.79,
07/17 21Z,   0.10,  -3.24,  -2.41,  99.90,   0.73,
07/17 22Z,   0.10,  -1.97,  -1.25,  99.90,   0.62,
07/17 23Z,   0.20,  -0.91,  -0.15,  99.90,   0.56,
07/18 00Z,   0.20,  -0.22,   0.57,  99.90,   0.59,
07/18 01Z,   0.20,  -0.06,   0.77,  99.90,   0.63,  (max)
07/18 02Z,   0.20,  -0.52,   0.16,  99.90,   0.48,
07/18 03Z,   0.20,  -1.52,  -0.84,  99.90,   0.48,
07/18 04Z,   0.20,  -2.80,  -2.05,  99.90,   0.55,
07/18 05Z,   0.20,  -4.10,  -3.25,  99.90,   0.65,
07/18 06Z,   0.20,  -5.15,  -4.33,  99.90,   0.62,
07/18 07Z,   0.30,  -5.73,  -4.95,  99.90,   0.48,  (min)
07/18 08Z,   0.30,  -5.72,  -4.92,  99.90,   0.50,
07/18 09Z,   0.30,  -5.20,  -4.39,  99.90,   0.51,
07/18 10Z,   0.30,  -4.40,  -3.62,  99.90,   0.48,
07/18 11Z,   0.30,  -3.56,  -2.78,  99.90,   0.48,
07/18 12Z,   0.20,  -2.87,  -2.18,  99.90,   0.49,
07/18 13Z,   0.20,  -2.46,  -1.71,  99.90,   0.55,
07/18 14Z,   0.20,  -2.48,  -1.70,  99.90,   0.58,  (max)
07/18 15Z,   0.20,  -2.92,  -2.23,  99.90,   0.49,
07/18 16Z,   0.20,  -3.61,  -2.97,  99.90,   0.44,
07/18 17Z,   0.20,  -4.31,  -3.61,  99.90,   0.50,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 18Z,   0.20,  -4.80,  99.90,  -4.09,   0.51,
07/18 19Z,   0.20,  -4.91,  99.90,  -4.20,   0.52,  (min)
07/18 20Z,   0.20,  -4.51,  99.90,  -3.78,   0.53,
07/18 21Z,   0.20,  -3.63,  99.90,  -2.89,   0.54,
07/18 22Z,   0.20,  -2.48,  99.90,  -1.73,   0.54,
07/18 23Z,   0.20,  -1.33,  99.90,  -0.57,   0.55,
07/19 00Z,   0.20,  -0.39,  99.90,   0.37,   0.56,
07/19 01Z,   0.20,   0.17,  99.90,   0.94,   0.57,
07/19 02Z,   0.20,   0.19,  99.90,   0.97,   0.58,  (max)
07/19 03Z,   0.20,  -0.40,  99.90,   0.38,   0.59,
07/19 04Z,   0.20,  -1.53,  99.90,  -0.73,   0.60,
07/19 05Z,   0.20,  -2.93,  99.90,  -2.13,   0.61,
07/19 06Z,   0.20,  -4.37,  99.90,  -3.56,   0.61,
07/19 07Z,   0.20,  -5.57,  99.90,  -4.76,   0.61,
07/19 08Z,   0.20,  -6.29,  99.90,  -5.49,   0.61,
07/19 09Z,   0.20,  -6.39,  99.90,  -5.59,   0.61,  (min)
07/19 10Z,   0.20,  -5.94,  99.90,  -5.13,   0.61,
07/19 11Z,   0.20,  -5.15,  99.90,  -4.34,   0.61,
07/19 12Z,   0.30,  -4.25,  99.90,  -3.34,   0.61,
07/19 13Z,   0.20,  -3.42,  99.90,  -2.61,   0.61,
07/19 14Z,   0.20,  -2.82,  99.90,  -2.01,   0.61,
07/19 15Z,   0.20,  -2.61,  99.90,  -1.80,   0.61,  (max)
07/19 16Z,   0.20,  -2.80,  99.90,  -2.00,   0.61,
07/19 17Z,   0.20,  -3.25,  99.90,  -2.44,   0.61,
07/19 18Z,   0.20,  -3.76,  99.90,  -2.95,   0.61,
07/19 19Z,   0.20,  -4.14,  99.90,  -3.34,   0.61,
07/19 20Z,   0.20,  -4.22,  99.90,  -3.41,   0.61,  (min)
07/19 21Z,   0.20,  -3.84,  99.90,  -3.04,   0.61,
07/19 22Z,   0.20,  -3.02,  99.90,  -2.22,   0.61,
07/19 23Z,   0.20,  -1.96,  99.90,  -1.15,   0.61,
07/20 00Z,   0.20,  -0.89,  99.90,  -0.09,   0.61,
07/20 01Z,   0.20,  -0.03,  99.90,   0.78,   0.61,
07/20 02Z,   0.20,   0.46,  99.90,   1.27,   0.61,  (max)
07/20 03Z,   0.20,   0.41,  99.90,   1.21,   0.61,
07/20 04Z,   0.20,  -0.29,  99.90,   0.52,   0.61,
07/20 05Z,   0.20,  -1.51,  99.90,  -0.70,   0.61,
07/20 06Z,   0.20,  -3.04,  99.90,  -2.24,   0.61,
07/20 07Z,   0.20,  -4.64,  99.90,  -3.83,   0.61,
07/20 08Z,   0.20,  -6.00,  99.90,  -5.20,   0.61,
07/20 09Z,   0.20,  -6.87,  99.90,  -6.06,   0.61,
07/20 10Z,   0.20,  -7.05,  99.90,  -6.25,   0.61,  (min)
07/20 11Z,   0.30,  -6.62,  99.90,  -5.72,   0.61,
07/20 12Z,   0.30,  -5.79,  99.90,  -4.88,   0.61,
07/20 13Z,   0.30,  -4.77,  99.90,  -3.87,   0.61,
07/20 14Z,   0.30,  -3.76,  99.90,  -2.85,   0.61,
07/20 15Z,   0.30,  -2.95,  99.90,  -2.04,   0.61,
07/20 16Z,   0.30,  -2.53,  99.90,  -1.62,   0.61,  (max)
07/20 17Z,   0.20,  -2.52,  99.90,  -1.71,   0.61,
07/20 18Z,   0.20,  -2.81,  99.90,  -2.00,   0.61,
07/20 19Z,   0.20,  -3.24,  99.90,  -2.43,   0.61,
07/20 20Z,   0.20,  -3.63,  99.90,  -2.82,   0.61,
07/20 21Z,   0.20,  -3.75,  99.90,  -2.95,   0.61,  (min)
07/20 22Z,   0.20,  -3.44,  99.90,  -2.64,   0.61,
07/20 23Z,   0.30,  -2.69,  99.90,  -1.78,   0.61,
07/21 00Z,   0.20,  -1.67,  99.90,  -0.87,   0.61,
07/21 01Z,   0.20,  -0.64,  99.90,   0.16,   0.61,
07/21 02Z,   0.30,   0.21,  99.90,   1.12,   0.61,
07/21 03Z,   0.30,   0.69,  99.90,   1.59,   0.61,  (max)
07/21 04Z,   0.30,   0.59,  99.90,   1.50,   0.61,
07/21 05Z,   0.30,  -0.17,  99.90,   0.74,   0.61,
07/21 06Z,   0.30,  -1.49,  99.90,  -0.58,   0.61,
07/21 07Z,   0.30,  -3.16,  99.90,  -2.26,   0.61,
07/21 08Z,   0.30,  -4.92,  99.90,  -4.01,   0.61,
07/21 09Z,   0.30,  -6.45,  99.90,  -5.54,   0.61,
07/21 10Z,   0.30,  -7.41,  99.90,  -6.50,   0.61,
07/21 11Z,   0.40,  -7.63,  99.90,  -6.62,   0.61,  (min)
07/21 12Z,   0.40,  -7.16,  99.90,  -6.16,   0.61,
07/21 13Z,   0.30,  -6.23,  99.90,  -5.33,   0.61,
07/21 14Z,   0.30,  -5.05,  99.90,  -4.15,   0.61,
07/21 15Z,   0.40,  -3.85,  99.90,  -2.84,   0.61,
07/21 16Z,   0.30,  -2.86,  99.90,  -1.95,   0.61,
07/21 17Z,   0.30,  -2.28,  99.90,  -1.38,   0.61,
07/21 18Z,   0.30,  -2.16,  99.90,  -1.26,   0.61,  (max)
07/21 19Z,   0.30,  -2.41,  99.90,  -1.50,   0.61,
07/21 20Z,   0.30,  -2.87,  99.90,  -1.96,   0.61,
07/21 21Z,   0.30,  -3.34,  99.90,  -2.43,   0.61,
07/21 22Z,   0.30,  -3.56,  99.90,  -2.65,   0.61,  (min)
07/21 23Z,   0.30,  -3.31,  99.90,  -2.40,   0.61,
07/22 00Z,   0.30,  -2.59,  99.90,  -1.68,   0.61,
07/22 01Z,   0.30,  -1.58,  99.90,  -0.67,   0.61,
07/22 02Z,   0.40,  -0.52,  99.90,   0.49,   0.61,
07/22 03Z,   0.30,   0.37,  99.90,   1.27,   0.61,
07/22 04Z,   0.30,   0.86,  99.90,   1.77,   0.61,  (max)
07/22 05Z,   0.30,   0.74,  99.90,   1.64,   0.61,
07/22 06Z,   0.30,  -0.09,  99.90,   0.82,   0.61,
07/22 07Z,   0.30,  -1.52,  99.90,  -0.61,   0.61,
07/22 08Z,   0.30,  -3.34,  99.90,  -2.43,   0.61,
07/22 09Z,   0.30,  -5.25,  99.90,  -4.34,   0.61,
07/22 10Z,   0.30,  -6.88,  99.90,  -5.98,   0.61,
07/22 11Z,   0.30,  -7.88,  99.90,  -6.98,   0.61,
07/22 12Z,   0.40,  -8.06,  99.90,  -7.05,   0.61,